Definition
气孔 is a compound term (气 'gas' + 孔 'hole') used across several scientific fields to refer to small openings for gas or air exchange. In botany, it refers to stomata on plant leaves; in zoology, it refers to spiracles on insects or fish; in metallurgy and mineralogy, it refers to pores or vesicles in metals and rocks. The specific English equivalent depends on the domain.
n.
(botany) stomastomatal pore(zoology) spiracle (respiratory opening in insects, fish, etc.)(general) poreair hole (in metals, minerals, or other materials)
Examples
- 气孔，。Zhíwù de yèpiàn shàng yǒu xǔduō qì kǒng, yòng lái jiāohuàn qìtǐ.Plant leaves have many stomata for gas exchange.
- 气孔。Kūnchóng tōngguò shēntǐ liǎng cè de qì kǒng hūxī.Insects breathe through spiracles on the sides of their bodies.
- 气孔。Zhè kuài jīnshǔ biǎomiàn yǒu hěn duō xìxiǎo de qì kǒng.The surface of this metal has many tiny pores.
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